1/1x2+1/2x3.1/99x100
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/29 18:44:20
x)3706703Է040I*._`gGӾOu @XQ2 )am
![KK~qAb
0"db=sֽ
z7Fs $. ѭc}
1/1x2+1/2x3.1/99x100
1/1x2+1/2x3.1/99x100
1/1x2+1/2x3.1/99x100
原式=1/1-1/2+1/2-1/3+……+1/99-1/100
=1-1/100=99/100
1/1x2+1/2x3.............1/99x100
=1-1/2+1/2-1/3+.........+1/99-1/100
=1-1/100
=99/100
1/1x2+1/2x3.1/99x100
1x2+2x3+3x4+.99x100=?
1X2+2x3+3x4+...99x100 =
1x1+2x2+3x3...+100x100
1X2分之1+2X3分之1+3X4分之1+.+99X100分之1
1分之1x2+1分之2x3+1分之3x4.+1分之99x100
1/1x2+1/2x3+1/3x4+...+1/99x100
1/1X2+1/2X3+1/3X4+.+1/99X100=?简便算法?
1/1x2+1/2x3+1/3x4.1/99x100.
1/1x2+1/2x3+···+1/99x100
1x2分之1+2x3分之1+.99x100分之1等于几
1x2分之1+2x3分之1+.99x100分之2等于几
1x2分之一+2x3分之一+3x4分之一+4x5分之一```````99x100分之一=?
1x2+2x3+3x4+4x5+5x6---+99x100=?
1x2分之一+2x3分之一+3x4分之一+...+99x100分之一等于多少
计算1x2+2x3+3x4+4x5+...+99x100
1x2+2x3+3x4+4x5+5x6+.+99x100
计算1x2+2x3+3x4+……+99x100=?